<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<script src="history.js" type="text/javascript" charset="utf-8"></script>
	<body>
		<button type="button" onclick="forwardPage()">前进</button>
		<button type="button" onclick="backPage()">后退</button>
		<button type="button" onclick="reloadPage()">刷新</button>
		<button type="button" onclick="goindex3()">跳转到index3</button>
	</body>
</html>
